Tag: prefrontal cortex

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How Trauma Affects the Brain: Lasting Effects

Trauma reshapes the brain, prioritizing survival through changes that linger even after healing. Psychological trauma, like abuse or neglect, triggers a hyperactive amygdala, shrunken hippocampus, and weakened prefrontal cortex, leading to hypervigilance, flashbacks, and poor emotional regulation. Childhood trauma, complex trauma, racial trauma, and vicarious trauma each leave unique marks, increasing risks of PTSD, depression, […]

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Brain Development and Decision Making in Young Adults

The human brain, particularly the prefrontal cortex, matures around age 25, impacting decision-making, impulse control, and risk assessment. This delayed development explains youthful risk-taking due to ongoing neural reorganization, including myelination and synaptic pruning, enhancing cognitive efficiency. Understanding this developmental stage is crucial for education, policy, and behavioral interventions, as it affects how young adults […]